Sasidhar, V KBalachandran, P VKAU2020-01-132020-01-131979http://krishikosh.egranth.ac.in/handle/1/5810140299PGAn experiment was conducted at the Instructional farm, attached to the College of Horticulture, Vellanikkara, during the period from June to September 1978 to study the performance of four varieties of green gram (Phaseolus aureus Roxb.) under graded levels of phosphorus.ennullThesis